/* 获取当前时间 设置个人信息的生日日期的endtime */
function formatTime(date) {
  var year = date.getFullYear()
  var month = date.getMonth() + 1
  var day = date.getDate()

  return [year, month, day].map(formatNumber).join('-');
}

function formatNumber(n) {
  n = n.toString()
  return n[1] ? n : '0' + n
}




function formDate(s) {
  var t;
  if (s > -1) {
    var hour = Math.floor(s / 3600);
    var min = Math.floor(s / 60) % 60;
    var sec = s % 60;
    if (hour < 10) {
      t = '0' + hour + ":";
    } else {
      t = hour + ":";
    }

    if (min < 10) { t += "0"; }
    t += min + ":";
    if (sec < 10) { t += "0"; }
    t += sec.toFixed(2);
  }

  var time = t.split('.')[0]
  return time;
}



function Base64() {

  // private property  
 var _keyStr = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=";

  //编码
  this.encode = function (input) {
    var output = "";
    var chr1, chr2, chr3, enc1, enc2, enc3, enc4;
    var i = 0;
    input = _utf8_encode(input);
    while (i < input.length) {
      chr1 = input.charCodeAt(i++);
      chr2 = input.charCodeAt(i++);
      chr3 = input.charCodeAt(i++);
      enc1 = chr1 >> 2;
      enc2 = ((chr1 & 3) << 4) | (chr2 >> 4);
      enc3 = ((chr2 & 15) << 2) | (chr3 >> 6);
      enc4 = chr3 & 63;
      if (isNaN(chr2)) {
        enc3 = enc4 = 64;
      } else if (isNaN(chr3)) {
        enc4 = 64;
      }
      output = output +
        _keyStr.charAt(enc1) + _keyStr.charAt(enc2) +
        _keyStr.charAt(enc3) + _keyStr.charAt(enc4);
    }
    return output;
  }

  // 解码 
  this.decode = function (input) {
    var output = "";
    var chr1, chr2, chr3;
    var enc1, enc2, enc3, enc4;
    var i = 0;
    input = input.replace(/[^A-Za-z0-9\+\/\=]/g, "");
    while (i < input.length) {
      enc1 = _keyStr.indexOf(input.charAt(i++));
      enc2 = _keyStr.indexOf(input.charAt(i++));
      enc3 = _keyStr.indexOf(input.charAt(i++));
      enc4 = _keyStr.indexOf(input.charAt(i++));
      chr1 = (enc1 << 2) | (enc2 >> 4);
      chr2 = ((enc2 & 15) << 4) | (enc3 >> 2);
      chr3 = ((enc3 & 3) << 6) | enc4;
      output = output + String.fromCharCode(chr1);
      if (enc3 != 64) {
        output = output + String.fromCharCode(chr2);
      }
      if (enc4 != 64) {
        output = output + String.fromCharCode(chr3);
      }
    }
    output = _utf8_decode(output);
    return output;
  }

  // private method for UTF-8 encoding  
  var _utf8_encode = function (string) {
    string = string.replace(/\r\n/g, "\n");
    var utftext = "";
    for (var n = 0; n < string.length; n++) {
      var c = string.charCodeAt(n);
      if (c < 128) {
        utftext += String.fromCharCode(c);
      } else if ((c > 127) && (c < 2048)) {
        utftext += String.fromCharCode((c >> 6) | 192);
        utftext += String.fromCharCode((c & 63) | 128);
      } else {
        utftext += String.fromCharCode((c >> 12) | 224);
        utftext += String.fromCharCode(((c >> 6) & 63) | 128);
        utftext += String.fromCharCode((c & 63) | 128);
      }

    }
    return utftext;
  }

  // private method for UTF-8 decoding  
 var _utf8_decode = function (utftext) {
    var string = "";
    var i = 0;
    var c = 0, c1=0, c2 = 0;
    while (i < utftext.length) {
      c = utftext.charCodeAt(i);
      if (c < 128) {
        string += String.fromCharCode(c);
        i++;
      } else if ((c > 191) && (c < 224)) {
        c2 = utftext.charCodeAt(i + 1);
        string += String.fromCharCode(((c & 31) << 6) | (c2 & 63));
        i += 2;
      } else {
        c2 = utftext.charCodeAt(i + 1);
        var c3 = utftext.charCodeAt(i + 2);
        string += String.fromCharCode(((c & 15) << 12) | ((c2 & 63) << 6) | (c3 & 63));
        i += 3;
      }
    }
    return string;
  }
}

function strReplace(str) {
  if (/width:px/.test(str)) str = str.replace(/width:px/ig, '');
  if (/width: px/.test(str)) str = str.replace(/width: px/ig, '');
  if (/max-width/.test(str)) str = str.replace(/max-width/ig, 'width');
  if (/height:px/.test(str)) str = str.replace(/height:px/ig, '');
  if (/height: px/.test(str)) str = str.replace(/height: px/ig, '');
  if (/height: 0px/.test(str)) str = str.replace(/height: 0px/ig, '');
  if (/height:0px/.test(str)) str = str.replace(/height:0px/ig, '');
  return str
}

const debounce = (fn, ms = 0) => {
  let timeoutId;
  return function(...args) {
    clearTimeout(timeoutId);
    timeoutId = setTimeout(() => fn.apply(this, args), ms);
  };
};
// 获取URL参数
function getQueryObject(url) {
  url = url.replace(/\#wechat-redirect/g, "")
  var search = url.substring(url.lastIndexOf("?") + 1);
  var obj = {};
  var reg = /([^?&=]+)=([^?&=]*)/g;
  search.replace(reg, function (rs, $1, $2) {
    var name = decodeURIComponent($1);
    var val = decodeURIComponent($2);
    val = String(val);
    obj[name] = val;
    return rs;
  });
  return obj;
} 


module.exports = {
  formatTime: formatTime,
  formDate: formDate,
  Base64: Base64,
  strReplace: strReplace,
  debounce:debounce,
  getQueryObject: getQueryObject
}
